Dipsadoboa duchesnii (Boulenger, 1901)

Sánchez-Vialas, Alberto, Calvo-Revuelta, Marta & Riva, Ignacio De La, 2022, Synopsis of the terrestrial Reptiles of Equatorial Guinea, Zootaxa 5202 (1), pp. 1-197 : 71

Dipsadoboa duchesnii (Boulenger, 1901)

Figure 16C

Leptodira duchesnii Boulenger, 1901b: 10 . Type locality: restricted by lectotype designation to “Mandungu, Itimbiri River, Congo-Kinshasa”. Mandongo, North-east of the Democratic Republic of the Congo ( Hughes & Barry 1969).

Dipsodomorphus brevirostris Sternfeld, 1908a: 411 . Type locality: “Yabassi”, Cameroon.

Dipsadomorphus viridis Sternfeld, 1908a: 411 . Type locality: “Bipindi”, Cameroon.

Leptodira nigeriensis Werner, 1913: 27 . Type locality: “ Südnigeria ( Umgebung von Gana und Sagbama, Niger-Delta)”.

Chamaetortus aulicus ellenbergeri Chabanaud, 1916: 375 . Type locality: “Lambaréné”.

Dipsadomorphus myops Chabanaud, 1917b: 453 . Type locality: “ Gabon ”.

Dipsoglyphophis duchesnii (Boulenger, 1901) : Barbour & Amaral 1927: 26.

Dipsadoboa duchesnii (Boulenger, 1901) : Bogert 1940: 64.

Crotaphopeltis duchesnii duchesnii (Boulenger, 1901) : Loveridge 1941: 122.

Distribution. It ranges across West and Central Africa, from Nigeria to Uganda, south to Gabon and Republic of the Congo. In Equatorial Guinea it had never been recorded ( Map 19A ).

Comments. We record this species for the first time in Equatorial Guinea based on two specimens from Río Muni. A detailed morphological revision was provided by Rasmussen (1989).

Specimens examined. Two specimens. Río Muni: Miboman (road to Niefang), 06 September 1985 ( EBD 20790); Miboman (road from Bata to Niefang), 28 July 1987 ( EBD 27543) .

Figures

FIGURE 16. From left to right: lateral, dorsal and ventral views of the head of: Calabaria reinhardtii (A) (MNCN 22820), Dasypeltis fasciata (B) (MNCN 46190), and Dipsadoboa duchesnii (C) (EBD 20790). Photos: AS-V.

MAPS 19 A–C. Distribution maps for Equatorial Guinean records of (A) Dipsadoboa duchesnii; (B) Dipsadoboa underwoodi; (C) Dipsadoboa unicolor.